import java.util.Scanner;
 class ASA {
        public static void main(String[] args){
            System.out.println("请输入年份");
            int year;
            Scanner scanner = new Scanner(System.in);
            year=Scanner.nextInt();
            if(year%4==0){
                System.out.printtln("是润年");
            }
            if(year%4!=0) {
                System.out.println("不是润年");
            }

        }
    }


